Grumman Corp
Grumman CoActive Patents
0
Total Holdings
25
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US5584292A | Digital X-ray camera for precision mammographic needle biop… | Expired / Lapsed | 1994-10-31 | 1996-12-17 | 9 | Details |
| US5368428A | Apparatus and method for producing a video display | Expired / Lapsed | 1993-01-05 | 1994-11-29 | 10 | Details |
| US5054066A | Error correcting public key cryptographic method and program | Expired / Lapsed | 1988-11-16 | 1991-10-01 | 19 | Details |
| US5032002A | Write with light optical notching filter | Expired / Lapsed | 1989-02-14 | 1991-07-16 | 7 | Details |
| US5028181A | Quick change right angle and offset drill head | Expired / Lapsed | 1990-05-14 | 1991-07-02 | 9 | Details |
| US4982188A | System for measuring positional characteristics of an eject… | Expired / Lapsed | 1988-09-20 | 1991-01-01 | 13 | Details |
| US4976520A | Common path multichannel optical processor | Expired / Lapsed | 1988-09-09 | 1990-12-11 | 10 | Details |
| US4950050A | Optical target recognition system | Expired / Lapsed | 1987-06-19 | 1990-08-21 | 9 | Details |
| US4771397A | Method and apparatus for optical RF amplitude equalization | Expired / Lapsed | 1986-04-30 | 1988-09-13 | 15 | Details |
| US4771398A | Method and apparatus for optical RF phase equalization | Expired / Lapsed | 1986-04-30 | 1988-09-13 | 15 | Details |
| US4699466A | Optical RF filtering system | Expired / Lapsed | 1985-03-27 | 1987-10-13 | 15 | Details |
| US4645300A | Fourier plane recursive optical filter | Expired / Lapsed | 1984-07-30 | 1987-02-24 | 12 | Details |
| US4598292A | Electronic standby flight instrument | Expired / Lapsed | 1983-12-23 | 1986-07-01 | 5 | Details |
| US4527783A | Universal contoured parts holding fixture | Expired / Lapsed | 1983-04-26 | 1985-07-09 | 13 | Details |
| US4523872A | Torsion resistant grooved joint | Expired / Lapsed | 1981-08-12 | 1985-06-18 | 7 | Details |
| US4522466A | Recursive optical filter system | Expired / Lapsed | 1983-05-26 | 1985-06-11 | 29 | Details |
| US4475031A | Solar-powered sun sensitive window | Expired / Lapsed | 1981-04-23 | 1984-10-02 | 5 | Details |
| US4471445A | Fourier transform signal processor | Expired / Lapsed | 1981-03-30 | 1984-09-11 | 16 | Details |
| US4300207A | Multiple matrix switching system | Expired / Lapsed | 1979-09-25 | 1981-11-10 | 16 | Details |
| US4240108A | Vehicle controlled raster display system | Expired / Lapsed | 1977-10-03 | 1980-12-16 | 15 | Details |
| US4078165A | Semi-automatic feed laser apparatus | Expired / Lapsed | 1976-05-03 | 1978-03-07 | 24 | Details |
| US3955013A | Novel process for producing a thin film of germanium | Expired / Lapsed | 1974-06-21 | 1976-05-04 | 13 | Details |
| US3756292A | Dispensing apparatus having piston and cylinder dispensing … | Expired / Lapsed | 1972-01-03 | 1973-09-04 | 21 | Details |
| US3701602A | Multi-axis optical alignment system including a spatial fil… | Expired / Lapsed | 1971-04-30 | 1972-10-31 | 0 | Details |
| US3093998A | Method for testing fluids for particle contamination | Expired / Lapsed | 1959-11-06 | 1963-06-18 | 1 | Details |